Method data

lib/protocol/SFTP.js:1898–1939

(reqid, data, encoding)

    );
  }
  data(reqid, data, encoding) {
    if (!this.server)
      throw new Error('Server-only method called in client mode');

    const isBuffer = Buffer.isBuffer(data);

    if (!isBuffer && typeof data !== 'string')
      throw new Error('data is not a Buffer or string');

    let isUTF8;
    if (!isBuffer && !encoding) {
      encoding = undefined;
      isUTF8 = true;
    }

    const dataLen = (
      isBuffer
      ? data.length
      : Buffer.byteLength(data, encoding)
    );
    let p = 9;
    const buf = Buffer.allocUnsafe(4 + 1 + 4 + 4 + dataLen);

    writeUInt32BE(buf, buf.length - 4, 0);
    buf[4] = RESPONSE.DATA;
    writeUInt32BE(buf, reqid, 5);

    writeUInt32BE(buf, dataLen, p);
    if (dataLen) {
      if (isBuffer)
        buf.set(data, p += 4);
      else if (isUTF8)
        buf.utf8Write(data, p += 4, dataLen);
      else
        buf.write(data, p += 4, dataLen, encoding);
    }

    const isBuffered = sendOrBuffer(this, buf);
    this._debug && this._debug(
      `SFTP: Outbound: ${isBuffered ? 'Buffered' : 'Sending'} DATA`
    );
  }
  name(reqid, names) {
    if (!this.server)
      throw new Error('Server-only method called in client mode');